//
//  ZPNetworktools.swift
//  Weibo
//
//  Created by 张鹏 on 16/6/26.
//  Copyright © 2016年 张鹏. All rights reserved.
//

import UIKit
import AFNetworking
// 请求方式枚举
enum MethodType: String {
    case GET = "GET"
    case POST = "POST"
}
class ZPNetworktools: AFHTTPSessionManager {
    // 全局访问点
    static let sharedTools:ZPNetworktools = {
        let tools = ZPNetworktools()
        tools.responseSerializer.acceptableContentTypes?.insert("text/plain")
        return tools
    }()
    
    // 给我们成功的闭包和失败的闭包格式起别名
    typealias SuccessClosure = (response: AnyObject?)->()
    typealias FailureClosure = (error: NSError)->()
    //
    /**
     请求数据方法
     
     - parameter method:     方式
     - parameter urlString:  url
     - parameter parameters: 参数
     - parameter success:    成功
     - parameter failure:    失败
     */
    func request(method:MethodType, urlString: String, parameters: AnyObject?, success: SuccessClosure, failure: FailureClosure){
        // GET 请求
        if method == .GET {
            self.GET(urlString, parameters: parameters, progress: nil, success: { (_, res) -> Void in
                success(response: res)
                }, failure: { (_, err) -> Void in
                    failure(error: err)
                    
            })
        }else {
            // POST 请求
            self.POST(urlString, parameters: parameters, progress: nil, success: { (_, res) -> Void in
                success(response: res)
                }, failure: { (_, err) -> Void in
                    failure(error: err)
                    
            })
        }
    }
}

extension ZPNetworktools {
    // 请求token
    func oauthLoadUserAccount(code: String, success: SuccessClosure, failure: FailureClosure){
        // 请求url
        let urlString = "https://api.weibo.com/oauth2/access_token"
        // 请求参数
        let params = [
            "client_id":APPKEY,
            "client_secret":APPSECRET,
            "grant_type":"authorization_code",
            "code":code,
            "redirect_uri":REDIRECT_URI
        ]
        
        self.request(MethodType.POST, urlString: urlString, parameters: params, success: success, failure: failure)
    }
    // 请求个人信息数据
    func oauthLoadUserInfo(userAccont: ZPUserAccount, success: SuccessClosure, failure: FailureClosure) {
        // 请求url
        let urlString = "https://api.weibo.com/2/users/show.json"
        // 请求参数
        let params = [
            "access_token":userAccont.access_token!,
            "uid":userAccont.uid!
        ]
        
        self.request(MethodType.GET, urlString: urlString, parameters: params, success: success, failure: failure)
    }
}
// 请求首页数据
extension ZPNetworktools {
    func homeLoadStatusData(sinceId:Int64, maxId: Int64, success: SuccessClosure, failure: FailureClosure){
        // 请求url
        let urlString = "https://api.weibo.com/2/statuses/home_timeline.json"
        // 请求参数
        // accessToken!  因为如果没有登录的话 根本就不会进行到请求数据 所以可以强行解包
        let params = [
            "access_token": ZPUserAccountTools.sharedTools.accessToken!,
            "since_id":"\(sinceId)",
            "max_id":"\(maxId)"
        ]
        
        //        since_id	false	int64	若指定此参数，则返回ID比since_id大的微博（即比since_id时间晚的微博），默认为0。
        //        max_id	false	int64	若指定此参数，则返回ID小于或等于max_id的微博，默认为0。
        // 发送请求
        request(.GET, urlString: urlString, parameters: params, success: success, failure: failure)
    }
}
//发布微博界面
extension ZPNetworktools{
    func composeUpdate(status : String, success: SuccessClosure, failure: FailureClosure){
        //请求url
        let urlString = "https://api.weibo.com/2/statuses/update.json"
        //请求参数
        let params = [
        "access_token": ZPUserAccountTools.sharedTools.accessToken!,
        "status": status
        ]
        
        request(.POST, urlString: urlString, parameters: params, success: success, failure: failure)
        
        
        
    }
}

